Height: 123 cm (48½”)
Width: 151 cm – 152 cm (59½” – 59¾”)
Depth: 67 cm (26½”)
Net Weight: 255 kg (561 lb)
Classic studio and school-style cases designed by Steinway & Sons. Furniture Cases designed by William Faber.
Satin: Sapele Mahogany, Walnut
Staggered spruce backposts (5). Total CSA: 500 cm2 (77.5 in2). Thickness of post: 10 cm. Width of post: 10 cm.
Laminated multi-directional maple. Thickness: 35 mm.
Solid spruce. Linear taper. Vibrating area: 1.26 m2 (1,948 in2)
Ribs notched into inner rim (no floating ribs). Ribs made of spruce and staggered/graduated. Number of ribs: 11
Vertically laminated maple base with solid maple cap.
Designed by Steinway. 16,695 kg (36,730 lb) tension.
Cast iron, painted with Steinway Gold.
Carbon steel, nickel coating.
Roslau wire. Number of sizes of treble strings: 14. Lowest tenor note: 27. Number 1 speaking length: 114 cm (44.9″)
Specified by Steinway. Weight of topfelt: 7 kg (15 lb).
All wood (no plastic) for all moving parts. Aluminum action rails.
Steinway design. Spruce.
Lauan, Maple, Spruce.
Brass. Middle pedal on EUP-123S is Bass Sustain. Middle pedal on all other models is for muffler.
All wood Back construction (no MDF except in cabinet parts). Solid filler blocks in backframe (near top). Backposts are large and staggered. Bench: Matching cushioned bench.
Double-rubber casters on EUP-123S. Brass casters on all other EUP-123 models.